diff --git a/browser_tests/tsconfig.json b/browser_tests/tsconfig.json
index f600c4a7f..391298333 100644
--- a/browser_tests/tsconfig.json
+++ b/browser_tests/tsconfig.json
@@ -3,7 +3,6 @@
   "compilerOptions": {
     /* Test files should not be compiled */
     "noEmit": true,
-    // "strict": true,
     "noUnusedLocals": true,
     "noUnusedParameters": true,
     "resolveJsonModule": true
diff --git a/build/tsconfig.json b/build/tsconfig.json
new file mode 100644
index 000000000..1c24810a8
--- /dev/null
+++ b/build/tsconfig.json
@@ -0,0 +1,17 @@
+{
+  "extends": "../tsconfig.json",
+  "compilerOptions": {
+    /* Build scripts configuration */
+    "noEmit": true,
+    "strict": true,
+    "esModuleInterop": true,
+    "moduleResolution": "node",
+    "allowSyntheticDefaultImports": true,
+    "noUnusedLocals": true,
+    "noUnusedParameters": true,
+    "resolveJsonModule": true
+  },
+  "include": [
+    "**/*.ts"
+  ]
+}
\ No newline at end of file
diff --git a/eslint.config.ts b/eslint.config.ts
index 04f4b2578..ab3bf09f5 100644
--- a/eslint.config.ts
+++ b/eslint.config.ts
@@ -33,7 +33,13 @@ export default defineConfig([
       },
       parserOptions: {
         parser: tseslint.parser,
-        projectService: true,
+        projectService: {
+          allowDefaultProject: [
+            'vite.config.mts',
+            'vite.electron.config.mts',
+            'vite.types.config.mts'
+          ]
+        },
         tsConfigRootDir: import.meta.dirname,
         ecmaVersion: 2020,
         sourceType: 'module',
diff --git a/scripts/collect-i18n-node-defs.ts b/scripts/collect-i18n-node-defs.ts
index ed443015a..e16740421 100644
--- a/scripts/collect-i18n-node-defs.ts
+++ b/scripts/collect-i18n-node-defs.ts
@@ -9,9 +9,18 @@ import { normalizeI18nKey } from '../src/utils/formatUtil'
 const localePath = './src/locales/en/main.json'
 const nodeDefsPath = './src/locales/en/nodeDefs.json'
 
+interface WidgetInfo {
+  name?: string
+  label?: string
+}
+
+interface WidgetLabels {
+  [key: string]: Record<string, { name: string }>
+}
+
 test('collect-i18n-node-defs', async ({ comfyPage }) => {
   // Mock view route
-  comfyPage.page.route('**/view**', async (route) => {
+  await comfyPage.page.route('**/view**', async (route) => {
     await route.fulfill({
       body: JSON.stringify({})
     })
@@ -20,6 +29,7 @@ test('collect-i18n-node-defs', async ({ comfyPage }) => {
   const nodeDefs: ComfyNodeDefImpl[] = (
     Object.values(
       await comfyPage.page.evaluate(async () => {
+        // @ts-expect-error - app is dynamically added to window
         const api = window['app'].api as ComfyApi
         return await api.getNodeDefs()
       })
@@ -52,7 +62,7 @@ test('collect-i18n-node-defs', async ({ comfyPage }) => {
   )
 
   async function extractWidgetLabels() {
-    const nodeLabels = {}
+    const nodeLabels: WidgetLabels = {}
 
     for (const nodeDef of nodeDefs) {
       const inputNames = Object.values(nodeDef.inputs).map(
@@ -65,12 +75,15 @@ test('collect-i18n-node-defs', async ({ comfyPage }) => {
         const widgetsMappings = await comfyPage.page.evaluate(
           (args) => {
             const [nodeName, displayName, inputNames] = args
+            // @ts-expect-error - LiteGraph is dynamically added to window
             const node = window['LiteGraph'].createNode(nodeName, displayName)
             if (!node.widgets?.length) return {}
             return Object.fromEntries(
               node.widgets
-                .filter((w) => w?.name && !inputNames.includes(w.name))
-                .map((w) => [w.name, w.label])
+                .filter(
+                  (w: WidgetInfo) => w?.name && !inputNames.includes(w.name)
+                )
+                .map((w: WidgetInfo) => [w.name, w.label])
             )
           },
           [nodeDef.name, nodeDef.display_name, inputNames]
diff --git a/scripts/diff-i18n.ts b/scripts/diff-i18n.ts
index 331333367..7b4ff8da1 100644
--- a/scripts/diff-i18n.ts
+++ b/scripts/diff-i18n.ts
@@ -72,7 +72,7 @@ function capture(srcLocaleDir: string, tempBaseDir: string) {
     const relativePath = file.replace(srcLocaleDir, '')
     const targetPath = join(tempBaseDir, relativePath)
     ensureDir(dirname(targetPath))
-    writeFileSync(targetPath, readFileSync(file))
+    writeFileSync(targetPath, readFileSync(file, 'utf8'))
   }
   console.log('Captured current locale files to temp/base/')
 }
diff --git a/scripts/tsconfig.json b/scripts/tsconfig.json
new file mode 100644
index 000000000..789e142b8
--- /dev/null
+++ b/scripts/tsconfig.json
@@ -0,0 +1,14 @@
+{
+  "extends": "../tsconfig.json",
+  "compilerOptions": {
+    /* Script files configuration */
+    "noEmit": true,
+    "strict": true,
+    "noUnusedLocals": true,
+    "noUnusedParameters": true,
+    "resolveJsonModule": true
+  },
+  "include": [
+    "**/*.ts"
+  ]
+}
\ No newline at end of file
diff --git a/tsconfig.json b/tsconfig.json
index 97346f56e..75926b943 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -37,7 +37,5 @@
     "src/**/*",
     "src/types/**/*.d.ts",
     "tests-ui/**/*",
-    "vite.config.mts",
-    "vitest.config.ts",
   ]
 }
diff --git a/vite.electron.config.mts b/vite.electron.config.mts
index 88413e38f..8ec68a64f 100644
--- a/vite.electron.config.mts
+++ b/vite.electron.config.mts
@@ -1,5 +1,5 @@
-import { Plugin, defineConfig } from 'vite'
-import { mergeConfig } from 'vite'
+import { defineConfig, mergeConfig } from 'vite'
+import type { Plugin } from 'vite'
 
 import baseConfig from './vite.config.mts'